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Rapid:
Individual Calculations January 2018 |
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| Attaoui, Mohamed Riad Total change: -9.80 | |   |
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| Rapide du Vendredi Oran | Oran | ALG | 2017-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1658 | 1708 | 2.50 | 6 | -0.94 | 20 | -18.80 | |
|  Ghebache, Nourreddine | | | 2108 * | ALG | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Oucif, Abdelkader | | | 1505 | ALG | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Ferahi, Tarik | | | 1574 | ALG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Bakhlouf, Boudjellal | | | 1659 | ALG | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Zidi, Rayan | | | 1727 | ALG | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Yahiaoui, Sid Ahmed | | | 1377 | ALG | 1.00 | 1 | 0.12 | 20 | 2.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Second Blida Open 2017 | Blida | ALG | 2017-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1719 | 1708 | 3.00 | 5 | 0.45 | 20 | 9.00 | |
| | Dorbane, Khaled | | | 2108 * | ALG | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Hammadi, Djamel | | | 2041 | ALG | 0.50 | 1 | 0.38 | 20 | 7.60 | | | Benrekia, Yacine | | | 1545 | ALG | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Ould Rouis, Zakaria | | | 1476 | ALG | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Hassad, Badri | | | 1426 | ALG | 1.00 | 1 | 0.16 | 20 | 3.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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